. >> the reports of involvement by her husband and brother-in-law came as an absolute shock to them all. as a mother, a sister, a daughter, a wife, katie deeply mourns the pain and loss to innocent victims, students, law enforcement officers, families, and our community. in the aftermath of this tram did i she, her daughter, and her family are trying to come to terms with this event. bill: so now we're piecing this together the following way. we hear that russell last saw her husband on thursday, only hours before he died in a gunbattle with police in cambridge, massachusetts. she was handing off their 2-year-old daughter to stay with him while she went to work. again, that was thursday of last week. martha: investigators are looking into possible ties between tamerlan tsarnaev and the man who is known as russia's usama bin laden. his name is dokar umarov. he is a leader of a islamist separatist group in russia blamed for dozens of murders including the 2010 moscow subway bombings. in 2011, the state department offer ad $5 million reward for information on this man and his whereabouts.